Home / 869,176.47-1,303,515.33-262,023.96

Finding the Fourth Proportional to 869,176.47, 1,303,515.33 and 262,023.96

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Solution

The fourth proportional to 869,176.47, 1,303,515.33 and 262,023.96 is: 392,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,176.47 : 1,303,515.33 = 262,023.96 : x
  2. Step 2: Convert to fraction form
    869,176.47/1,303,515.33 = 262,023.96/x
  3. Step 3: Cross multiply
    869,176.47x = 1,303,515.33 × 262,023.96
  4. Step 4: Simplify right side
    869,176.47x = 341,552,254,066.78
  5. Step 5: Solve for x
    x = 341,552,254,066.78/869,176.47
  6. Step 6: Final answer
    x = 392,960.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.